342355747 has 2 divisors, whose sum is σ = 342355748. Its totient is φ = 342355746.

The previous prime is 342355733. The next prime is 342355753. The reversal of 342355747 is 747553243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342355747 - 2¹¹ = 342353699 is a prime.

It is not a weakly prime, because it can be changed into another prime (342355757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171177873 + 171177874.

It is an arithmetic number, because the mean of its divisors is an integer number (171177874).

Almost surely, 2^342355747 is an apocalyptic number.

342355747 is a deficient number, since it is larger than the sum of its proper divisors (1).

342355747 is an equidigital number, since it uses as much as digits as its factorization.

342355747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352800, while the sum is 40.

The square root of 342355747 is about 18502.8578062958. The cubic root of 342355747 is about 699.5614579688.

The spelling of 342355747 in words is "three hundred forty-two million, three hundred fifty-five thousand, seven hundred forty-seven".